4020804417

素因数分解:

$3^1\times 7^2\times {\mathrm{3917}}^1\times {\mathrm{6983}}^1$

素因数の和:10917

約数の個数: 24

約数和(自身を含む): 6238835136

約数和(自身を除く): 2218030719

約数列:

[1, 3, 7, 21, 49, 147, 3917, 6983, 11751, 20949, 27419, 48881, 82257, 146643, 191933, 342167, 575799, 1026501, 27352411, 82057233, 191466877, 574400631, 1340268139, 4020804417]

約数ペア:

[(1, 4020804417), (3, 1340268139), (7, 574400631), (21, 191466877), (49, 82057233), (147, 27352411), (3917, 1026501), (6983, 575799), (11751, 342167), (20949, 191933), (27419, 146643), (48881, 82257)]